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Smad CL-AM120-S20PSF/1201, Service Manual, Page: 30 / 33

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Smad CL-AM120-S20PSF/1201 Service Manual Download Page 30

30

8 HOW TO CHECK THE ELECTRIC PARTS

Part.

Circuit Diagram/Principle

Where, what & how to check?

Inlet 

Valve

Check resistance of the Inlet Valve

（Coil）

Water 

Level 

Sensor

The water level sensor located 

at the top frame ,consists of a 

sensor and a  pressure hose. It 

can detect the pressure of 

water and transfer the 

information to PCB

Check frequency of the pressure

switch without load if wash is

proceeding without filling.

First 

terminal

Second 

terminal

First

terminal

Third 

terminal

Test point

Normal value

1-2

4-6KΩ

Test point

Frequency

（

KHZ

）

Water level

1-2

26.70

±

0.

3

0.00 

1-2

24.05-

21.93

Full

Summary of Contents for CL-AM120-S20PSF/1201

Page 1: ...SHING MACHINE SERVICE MANUAL CAUTION READ THIS SERVICE MANUAL CAREFULLY TO DIAGNOSE TROUBLES CORRECTLY BEFORE OFFERING SERVICE CONTACT WITH YOUR SERVICE CENTER IF HAVE PROBLEM MODEL CL AM120 S20PSF 12...

Page 2: ...bling which is not unnecessary to power on Do not hold the plug by a wet hand Failing to unplug may cause an electric shock WARNING IMPORTANT SAFETY NOTICE This service information is intended for ind...

Page 3: ...3 1 USER MANUAL NOTE Please check the user manual about the installation operation and spec etc...

Page 4: ...4 2 WIRING DIAGRAM PCB LAYOUT PROGRAM CHART NOTE...

Page 5: ...ction or a defect may occur Also a short circuit ignition or other danger to the customer may occur CHECK INSULATION RESISTANCE After repair measure insulation resistance between the charging part pow...

Page 6: ...to do so may cause an electric shock when a short circuit occurs Consult an electric work shop or a sales shop DO NOT USE WET PLACE Do not install in a bath room or a place exposed to wind or rain An...

Page 7: ...4 TEST MODE...

Page 8: ...Number Tools 1 13 sleeve spanner 2 8 sleeve spanner 3 10 sleeve spanner 4 6 inner six angle wrench 5 Needle nose pliers 6 pliers 7 cross screwdriver 8 slot type screwdriver 5 DIASSEMBLY INSTRUCTION Se...

Page 9: ...screws on the back cover Red circle part and then take out the rear cover 2 The earth screws capacitor screws and then pull out the air pipe make the air pipe and suspend poles separate Unscrew the e...

Page 10: ...nector Put the Nylon cable ties pull the insulating bag Remove the crimp terminal by pliers UNPLUG POWER Unplug power cord for the work such as disassembling which is not unnecessary to power on Do no...

Page 11: ...PCB Unscrew the controller board screws pull out the controller board terminals When you plug wire and connect wires you must insert terminals to the roots for not easily pulling Take down the control...

Page 12: ...the cover switch screws Take down the water inlet valve Remove the water level sensor Screws Take out the internal wire Subassembly 7 Door Lid Use cross screwdriver First remove the door bolt Take do...

Page 13: ...take out the outer tub cover 9 Impeller Unscrew the impeller screws and take out the impeller UNPLUG POWER Unplug power cord for the work such as disassembling which is not unnecessary to power on Do...

Page 14: ...stly make suspension rods and the outer tub subassembly separately Remember the rods installing order Take out the out tub UNPLUG POWER Unplug power cord for the work such as disassembling which is no...

Page 15: ...out clutch body subassembly Firstly make retractor and the clutch body subassembly separately remove retractor screws and take out retractor 13 Base plate Remove the base plate screws and take out the...

Page 16: ...n t stop the water Water level sensor pressure pipe is loose or water in the pipe Check the water level sensor pressure pipe is loose or leak Water level sensor failure Replace the Water level sensor...

Page 17: ...ace the PCB check whether the function is OK Replace the retractor check whether the function is OK Drain pump cann t drain drain pump has sound but can t drain normally The drain pump is not running...

Page 18: ...f the problem Check the adjustments Power supply water supply Installation etc Check the troubles referring to the troubleshooting Decide service steps referring to disassembly instructions Check othe...

Page 19: ...rical outlet which the washer is plugged into Plug a lamp or radio into the outlet to check it If the outlet is dead check the circuit breakers or fuses for the home Power Cord If power supply is OK t...

Page 20: ...to be corrected Water inlet hose Make sure that water faucet is turned on and that the screens on the hoses are not restricted Water inlet valve The voltage on the water inlet valve is normal If the w...

Page 21: ...ve has failed Replace it Water level sensor or control switch A water lever control switch controls how much water enters the washing machine by PCB If the water level control switch is defective or m...

Page 22: ...tor Coupling If the washer won t agitate the motor coupling might have failed The motor coupling connects the motor to the washer transmission It is designed to fail if the washer is overloaded in ord...

Page 23: ...m meter for continuity The switches should have continuity according to their design Retractor Retractor is consisted of motor and traction system it can drive the drain valve to drain water and at th...

Page 24: ...mbly might be defective This is a very common problem The lid switch assembly can fail either mechanically or electrically Test any electrical switches with an Ohm meter for continuity The switches sh...

Page 25: ...clutch is not repairable if it is loud or not working properly it will need to be replaced Motor capacitor The assembly of electric capacitor is mainly used to start motor and control the motor rotati...

Page 26: ...em you may need to do additional research and troubleshooting Causes Explanation Power cord Power affected with damp or damaged Incoming Power Problem Outlet ground connection not reliable Earth Groun...

Page 27: ...ce for water to leak Replace them with stainless steel or some other more durable hose Drain Hose If the washer is leaking water check the drain hose The most common places for the hose to spring a le...

Page 28: ...ferent capacitance should suit for different motor or the motor would not work properly Check resistance of the motor Check capacitance of the capacitor yellow blue Light blue blue yellow Test point N...

Page 29: ...system it can drive the drain valve to drain water and at the same time control the clutch to achieve the conversion from washing to spinning operation Check resistance of the drain motor Drain pump C...

Page 30: ...d at the top frame consists of a sensor and a pressure hose It can detect the pressure of water and transfer the information to PCB Check frequency of the pressure switch without load if wash is proce...

Page 31: ...fted during spinning another function of the safety switch is to prevent the tub from destroying the cabinet when the clothes in the tub is out of balance Check whether the lever of the safety switch...

Page 32: ...gnated parts Replace with the designated parts in the case the used parts are not proper 3 Wiring Check to see if the lead wire is properly connected without looseness or Over tension and taping and s...

Page 33: ...33 10 EXPLOADED VIEW AND BOM LIST...

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